/* css reset */
*{ margin:0; padding:0;}
ul,ol{ list-style: none;}
img{ display: block;}
a{ text-decoration: none; color: black;}

/* css common */
.l{float: left;}
.r{float: right;}
.clear:after{ content:""; display: block; clear:both;}
.container {width: 1080px; margin: 0 auto; position: relative;}
.container-fluid {position: relative;}
body {font-size: 14px;background-color: #F9F9F9;}




/* 右边固定 */
#right-btn {
    position: fixed;
    bottom: 50%;
    left: 50%;
    margin-left: 550px;
    width: 120px;
    transform: translateY(50%);
    height: 236px;background-color: #fff;
    z-index: 100;
}
/* 红包 */
#right-btn .red {
    background-image: url(http://static.biyao.com/pc/www/img/envelopes_suspension_currency.png?v=biyao_576ef12);
    width: 120px;
    height: 110px;
    background-position: center top;
    background-repeat: no-repeat;
    background-size: 120px;
    overflow: hidden;
}
/* 红包文字 */
#right-btn .red .tis {
    margin-top: 46px;
    font-size: 12px;
    color: #F8E371;
    text-align: center;
    line-height: 14px;
}
/* 二维码 */
#right-btn .ercode {
    width: 120px;
    height: 110px;
    background-color: #fff;
    background-image: url(http://static4.biyao.com/pc/www/img/xcx-code.png?v=biyao_32db620);
    background-size: 100%;
    background-repeat: no-repeat;
}
/* 回到顶部 */
#right-btn .top {
    background: url(http://static.biyao.com/pc/common/img/master/rightBar-top.png?v=biyao_43b4dc3) 0 center no-repeat;
    height: 48px;
    margin-top: 20px;
    display: none;
    cursor: pointer;
}
#right-btn .top:hover {
    background: url(http://static1.biyao.com/pc/common/img/master/rightBar-topActive.png?v=biyao_9ed53de) 0 center no-repeat;
}


/* 轮播图及导航列表 */
#banner {
    margin-top: 10px;
    position: relative;
}
#banner .banner-img img {
    width: 1080px;
    height: 360px;
}
#banner .nav-list {
    position: absolute;
    left: 0;
    top: 0;
    height: 340px;
    padding: 10px 0;
    width: 200px;
    background-color: rgba(76, 73, 79, 0.8);
}
.nav-main>p {
    height: 34px;
    line-height: 34px;
    padding-left: 30px;
}
.nav-main>p a {
    color: #fff;
    font-size: 14px;
}
.nav-main>p span {
    margin: 0 5px;
    font-size: 16px;
    color: #fff;
}




/* 品牌保证 */
#promise {
    background-color: #fff;
    padding: 0 30px;
    height: 40px;
    display: flex;
    justify-content: space-between;
}
#promise dl {
    display: flex;
}
#promise dl dt {
    width: 32px;
    height: 40px;
    background-size: 24px 24px;
    background-position: center left;
    background-repeat: no-repeat;
}
#promise dl dd {
    font-size: 14px;
    line-height: 40px;
    color: #9687A4;
}
/* 品牌保证的图标，由于是不变的，直接使用必要的 */
#promise dl:nth-child(1) dt {
    background-image: url(http://static4.biyao.com/pc/www/img/new_master/ptzc_character.png?v=biyao_e95bcd0);
}
#promise dl:nth-child(2) dt {
    background-image: url(http://static.biyao.com/pc/www/img/new_master/ptzc_price.png?v=biyao_6786c61);
}
#promise dl:nth-child(3) dt {
    background-image: url(http://static1.biyao.com/pc/www/img/new_master/ptzc_payment.png?v=biyao_75208ed);
}
#promise dl:nth-child(4) dt {
    background-image: url(http://static2.biyao.com/pc/www/img/new_master/ptzc_sf.png?v=biyao_4abee91);
}
#promise dl:nth-child(5) dt {
    background-image: url(http://static3.biyao.com/pc/www/img/new_master/ptzc_refund.png?v=biyao_54de047);
}




/* 热门推荐 */
#hotSale {
    margin: 30px 0;
}
/* 标题 */
#hotSale .title {
    width: 100%;
    height: 80px;
    background-color: #fff;
    text-align: center;
}
#hotSale .title h3 {
    font-size: 18px;
    line-height: 25px;
    margin-top: 20px;
    padding-bottom: 4px;
    border-bottom: 1px solid #BBB;
    display: inline-block;
}
/* 商品列表 */
#hotSale .rankings {
    display: flex;
    flex-wrap: wrap;
}
#hotSale .rankings .commodity {
    width: 530px;
    margin-top: 10px;
    margin-bottom: 10px;
    background: #fff;
    height: 375px;
    position: relative;
}
#hotSale .rankings .commodity:nth-child(odd) {
    margin-right: 20px;
}
/* 商品图片 */
#hotSale .rankings .commodity dt img {
    width: 530px;
    height: 272px;
}
#hotSale .rankings .commodity dd {
    padding-left: 20px;
}
#hotSale .rankings .commodity .priceBox {
    display: flex;
    margin-top: 10px;
    line-height: 22px;
}
#hotSale .rankings .commodity .price {
    font-size: 16px;
    margin-right: 12px;
}
/* 图标 */
#hotSale .rankings .commodity .mack {
    line-height: 20px;
}
#hotSale .rankings .commodity .mack span {
    font-size: 10px;
    border-radius: 2px;
    padding: 0 2px;
    height: 16px;
    line-height: 13px;
    display: inline-block;
    margin-left: 5px;
    border: 1px solid #fff;
    box-sizing: border-box;
}
/* 制造商 */
#hotSale .rankings .commodity .supplier {
    font-size: 12px;
    line-height: 18px;
    color: #BF9E6B;
    margin-top: 6px;
}
/* 商品名 */
#hotSale .rankings .commodity .content {
    font-size: 14px;
    color: #4A4A4A;
    line-height: 20px;
    margin-top: 8px;
}
/* 销量 */
#hotSale .rankings .commodity .evaluate {
    font-size: 12px;
    color: #BBB;
    float: right;
    margin-right: 20px;
}